docstr: rf_affine    :    Reshape rf_mul_add Add2
          
docstr_tok: ["rf_affine",":","Reshape","rf_mul_add","Add2"]
code: def p_rf_affine(self, p):
      """rf_affine    :    Reshape rf_mul_add Add2"""
      p[0] = self.graph.rf_affine(p[1:])
  
file_path: nnabla/python/src/nnabla/utils/converter/nnabla/opt_parser.py
imports: from ply import yacc
  from .opt_graph import Token
label_desc: Use image node_id 7 for calling the OptimizerParser obj's underlying member method code with example usage: obj.p_rf_affine(p) without return types